207624519

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 345876480

約数和(自身を除く): 138251961

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 71, 153, 207, 213, 277, 391, 459, 621, 639, 831, 1173, 1207, 1633, 1917, 2493, 3519, 3621, 4709, 4899, 6371, 7479, 10557, 10863, 14127, 14697, 19113, 19667, 27761, 32589, 42381, 44091, 57339, 59001, 83283, 108307, 127143, 172017, 177003, 249849, 324921, 334339, 452341, 531009, 749547, 974763, 1003017, 1357023, 2924289, 3009051, 4071069, 7689797, 9027153, 12213207, 23069391, 69208173, 207624519]

約数ペア:

[(1, 207624519), (3, 69208173), (9, 23069391), (17, 12213207), (23, 9027153), (27, 7689797), (51, 4071069), (69, 3009051), (71, 2924289), (153, 1357023), (207, 1003017), (213, 974763), (277, 749547), (391, 531009), (459, 452341), (621, 334339), (639, 324921), (831, 249849), (1173, 177003), (1207, 172017), (1633, 127143), (1917, 108307), (2493, 83283), (3519, 59001), (3621, 57339), (4709, 44091), (4899, 42381), (6371, 32589), (7479, 27761), (10557, 19667), (10863, 19113), (14127, 14697)]